Electrolysis

Electrolysis

12th Grade

20 Qs

quiz-placeholder

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Electrolysis

Electrolysis

Assessment

Quiz

Chemistry

12th Grade

Medium

NGSS
HS-PS2-5, HS-PS3-5, HS-PS1-2

+3

Standards-aligned

Created by

anonim _

Used 45+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which statement correctly describes the 2 electrodes?
The anode is negative and the cathode is positive
The anode and cathode are both positive
The anode is positive and the cathode is negative
The anode and cathode are both negative.

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Positive ions (cations) will move towards the cathode (-) where they will discharge by....
Breaking apart
Losing electrons
Clumping together.
Gaining electrons

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which equation shows what happen to chloride ions at the anode.

Cl- --> Cl + e-

2Cl- --> Cl2 + 2e-

Cl2 - -> 2e- + 2Cl-

Cl2 + 2e- --> 2Cl-

Tags

NGSS.HS-PS3-5

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Choose the half-equation that shows the discharge of aluminium ion.

Al3+ - 3e- --> Al

Al2+ + 3e- --> Al

Al3+ + 3e- --> Al

Al3+ --> Al + 3e-

Tags

NGSS.HS-PS1-2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ionic compounds do not conduct electricity when they are solid because,

their electrons are not free to move

their ions are free to move

their ions are not free to move

their electrons are free to move

Tags

NGSS.HS-PS1-3

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

In an aqueous solution of copper chloride, which ions are attracted to the negative electrode?
Cu2+ and Cland Hand OH-
Cu2+ and H
 Cland OH-
Cu2+ 

Tags

NGSS.HS-PS2-5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the ions present in molten Al2O3?

Al2+ and O3-

Al2- and O3+

Al3+ and O2-

Al3- and O2+

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